Seasonal incidence of green semilooper, Chrysodeixis acuta (Walker) on soybean crop at Raipur (Chhattisgarh)

Yogendra Kumar; Dr. BP Katlam; Dr. Vikas Singh

Seasonal incidence of green semilooper, Chrysodeixis acuta (Walker) on soybean crop at Raipur (Chhattisgarh)

Author(s):
Yogendra Kumar, Dr. BP Katlam and Dr. Vikas Singh

Abstract:
The field experiment were conducted at Research Cum Instructional Farm at IGKV, Raipur (C.G.) during kharif season of 2020-21, to know the seasonal incidence of green semilooper, Chrysodeixis acuta on soybean. The incidence of Green Semilooper, Chrysodeixis acuta was first observed during 34^th SMW i.e. third week of August with 0.7 larvae/mrl then it gradually increased and the maximum number of semilooper was observed during 39^th SMW i.e. last week of September with 2.5 larvae/mrl.

The correlation between Green Semilooper, Chrysodeixis acuta and weather parameters during kharif 2020 results indicated that the The Green Semilooper, Chrysodeixis acuta showed significant and positive correlation with maximum temperature (r= 0.595), minimum temperature (r= 0.561) and morning relative humadity (r= 0.610).

Pages: 266-269 | 205 Views 43 Downloads

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Vol. 10, Special Issue 11 (2021)

Seasonal incidence of green semilooper, Chrysodeixis acuta (Walker) on soybean crop at Raipur (Chhattisgarh)

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